diff --git a/src/main/java/org/onosproject/segmentrouting/grouphandler/GroupBucketIdentifier.java b/src/main/java/org/onosproject/segmentrouting/grouphandler/GroupBucketIdentifier.java
new file mode 100644
index 0000000..2ecb449
--- /dev/null
+++ b/src/main/java/org/onosproject/segmentrouting/grouphandler/GroupBucketIdentifier.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.segmentrouting.grouphandler;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.net.PortNumber;
+
+/**
+ * Representation of policy group bucket identifier. Not exposed to
+ * the application and only to be used internally.
+ */
+public class GroupBucketIdentifier {
+    private int label;
+    private BucketOutputType type;
+    private PortNumber outPort;
+    private PolicyGroupIdentifier outGroup;
+
+    protected enum BucketOutputType {
+        PORT,
+        GROUP
+    }
+
+    protected GroupBucketIdentifier(int label,
+                                    PortNumber outPort) {
+        this.label = label;
+        this.type = BucketOutputType.PORT;
+        this.outPort = checkNotNull(outPort);
+        this.outGroup = null;
+    }
+
+    protected GroupBucketIdentifier(int label,
+                                    PolicyGroupIdentifier outGroup) {
+        this.label = label;
+        this.type = BucketOutputType.GROUP;
+        this.outPort = null;
+        this.outGroup = checkNotNull(outGroup);
+    }
+
+    protected int label() {
+        return this.label;
+    }
+
+    protected BucketOutputType type() {
+        return this.type;
+    }
+
+    protected PortNumber outPort() {
+        return this.outPort;
+    }
+
+    protected PolicyGroupIdentifier outGroup() {
+        return this.outGroup;
+    }
+}
+